A rigid metallic item, generally circular. It may be formed of segmented arcs. It is designed to prevent leakage of air in an engine, gas turbine, aircraft. It may be of various cross-sectional shapes. It may have mounting facilities. It may act as a spacer but its primary function is as an air seal.
Classification: Parts of gas turbine aircraft engines, other than for use in civil aircraft
NSN 6135-00-809-2148
NSN 5965-00-263-1226
NSN 5895-01-551-1282
NSN 5999-01-046-3477
NSN 5998-01-297-1596
NSN 5990-01-382-5364
NSN 5965-01-100-5283
NSN 6150-00-321-5375
NSN 5910-01-197-8108
NSN 5895-01-227-3125
NSN 6150-00-306-2020
NSN 6650-01-085-6088